Washington State Department of Transportation (WSDOT)This is an extract from the State Highway Log that shows lane types specified for particular mode of travel (Examples include: Bicycle Lane, High Occupancy Vehicle Lane, and Climbing Lane.) as well as lane width, surface type and orientation to the roadway along State Routes. State Route identifiers and locations based on State Route Mileposts and Accumulated Route Mileage are also included for geographic reference and for use with the Washington State Department of Transportation's 24k and 500k Linear Referencing Systems. Please direct questions about this dataset to: TransportationGISDataSteward@wsdot.wa.gov.ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/900c2296cb3545fe956bbc2bced85f4e_10engState of Washington Geospatial Open Data PortalPublicWSDOT - Roadway Data Special Use Lanes [Washington (State)]Web servicesWashington (State)Last Modified: 2025-10-07